Guard and hinge structure



FIG. 1 is a perspective view from the top-left of the guard and hinge structure in a first state;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and

FIG. 8 is a perspective view from the bottom-left thereof;

FIG. 9 is a perspective view from the top-right of the guard and hinge structure in a second state;

FIG. 10 is a front view thereof;

FIG. 11 is a back view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a left side view thereof;

FIG. 14 is a top view thereof;

FIG. 15 is a bottom view thereof; and,

FIG. 16 is a perspective view from the bottom-left of the guard and hinge structure in a second state.

The features shown in broken lines are for the purpose of illustrating portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a guard and hinge structure, as shown and described. 